Major Customers (Details) (Customer concentration risk)	3 Months Ended	12 Months Ended
	Feb. 28, 2015 Customer	Nov. 30, 2014 Customer
Sales revenue | Customer one
Concentration Risk [Line Items]
Percentage of concentration	23.00%
Number of customers	1
Sales revenue | Customers two
Concentration Risk [Line Items]
Number of customers	2
Sales revenue | Minimum [Member] | Customers two
Concentration Risk [Line Items]
Percentage of concentration	10.00%
Sales revenue | Maximum [Member] | Customers two
Concentration Risk [Line Items]
Percentage of concentration	14.00%
Accounts receivable | Customer one
Concentration Risk [Line Items]
Percentage of concentration	11.00%	11.00%
Number of customers	1	1